Phonic AM440W 4 Mic/line 4 Stereo Input Compact Mixer, A 32/40 Bit DFX Processor, +48V Phantom Power, 2.4GHz Wireless Audio Playback, Bluetooth Phonic AM440W 4 Mic/line 4 Stereo Input Mixer - Power Cable - Phonic 1 Year Warranty 2.4 GHz wireless audio playback Four mono microphone/line input channels Four 1/4" stereo line input channels Accepts balanced and unbalanced input connections